<template>
  <!-- 注册页面的整体盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 标题的盒子 -->
      <div class="title-box"></div>
      <!-- 注册的表单区域 -->
      <el-form ref="form" :model="form" :rules="rulesObj">
        <el-form-item prop="username">
          <el-input placeholder="请输入用户名" v-model="form.username"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input type="password" placeholder="请输入密码" v-model="form.password"></el-input>
        </el-form-item>
        <el-form-item prop="repassword">
          <el-input type="password" placeholder="请再次输入密码" v-model="form.repassword"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="registerFn" class="btn-reg">注册</el-button>
          <el-link type="info" @click="$router.push('/login')">去登录</el-link>
        </el-form-item>
        <el-form-item>

        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
import { registerAPI } from '@/api'
export default {
  name: 'my-register',
  data() {
    const samePwd=(rule,value,callback)=>{
      if(value!==this.form.password){
        // 如果验证失败，则调用回调函数，指定一个error对象。
        callback(new Error('两次输入的密码不一致！'))
      }else{
        // 如果验证成功，则直接调用callback，回调函数即可
        callback()
      }
    }
    return {
      // 表单数据对象
      form: {
        username: '',
        password: '',
        repassword: ''
      },
      // 表单规则校验对象
      rulesObj: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            pattern: /^[a-zA-Z0-9]{1,10}$/,
            message: '用户名必须是1-10的大小写字母数字',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            pattern: /^\S{6,15}$/,
            message: '密码必须是6-15的非空字符串',
            trigger: 'blur'
          }
        ],
        repassword: [
          { required: true, message: '请再次输入密码', trigger: 'blur' },
          {
            pattern: /^\S{6,15}$/,
            message: '密码必须是6-15的非空字符串',
            trigger: 'blur'
          },
          // 自定义校验
          { validator: samePwd, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    // 点击注册
    registerFn() {
      // js兜底校验
      this.$refs.form .validate( async valid=>{
        if(valid){
          // // 会将注册数据绑定到form对应的字段上面，调用接口后传给后端
          // const {data:res}=await registerAPI(this.form)
          // console.log(res)
          // if(res.code!==0) return this.$message.error(res.message)
          // this.$message.success(res.message)
          // this.$router.push('/login')
          registerAPI(this.form).then((res) => {
            // console.log(res)
            if(res.code == 0){
              this.$message.success(res.data.message)
              // 跳转到登录页面
              this.$router.push('/login')
             
            }else{
              return this.$message.error(res.data.message)
            }
          })
        }else{
          return false
        }
      })
    }
  }

}
</script>

<style lang="less" scoped>
.reg-container {
  background: url("../../assets/images/login_bg.jpg") center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    padding: 0 30px;
    box-sizing: border-box;

    .title-box {
      height: 60px;
      background: url("../../assets/images/login_title.png") center no-repeat;
    }

    .btn-reg {
      width: 100%;
    }
  }
}
</style>